Proceeded more smoothly so that they are much more convenient for interpreting as the answer on

Economic and social needs.

The history of the ocean ships which have made possible opening of America, goes back to

To sailing vessels with complete arms and with a covering it which have started to build in

XV century. Special notability of this revolutionary achievement that
Shipbuilders used the same materials and details that were accessible on
Extent more than fifteen centuries before, but never before
Were used so effectively. These first ships were only the beginning
Long process. They were not better, maybe, even worse, than Chinese

The century, the western ships has passed a way from Columbus's caravels to Spanish it

XVI and English brigs of a XVIII-th century. All process stimulated growth

Ocean trade also it was urged on by its requirements. In a XIX-th century on the ocean

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